package lab01;
import java.util.Scanner;
public class Test06 {
    public static void main(String[] args) {
        System.out.println("请输入成绩：");
        Scanner sc = new Scanner(System.in);
        int h = sc.nextInt();
        if(h>=1&&h<=5){
            switch (h){
                case 1:{
                    System.out.println("不及格");break;
                }
                case 2:{
                    System.out.println("及格");break;
                }
                case 3:{
                    System.out.println("中等");break;
                }
                case 4:{
                    System.out.println("良好");break;
                }
                case 5:{
                    System.out.println("优秀");break;
                }

            }

        }else{
            System.out.println("请输入有效成绩");
        }
    }
}

